tra-analysis/analysis-master/analysis-amd64/analysis/equation.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 148,
   "metadata": {},
   "outputs": [],
   "source": [
    "import re"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 152,
   "metadata": {},
   "outputs": [],
   "source": [
    "string = \"3+45+-5\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 153,
   "metadata": {},
   "outputs": [],
   "source": [
    "def add(string):\n",
    "    while(len(re.findall(\"[+]{1}[-]?\", string)) != 0):\n",
    "        string = re.sub(\"\\d+[+]{1}[-]?\\d+\", str(sum([int(i) for i in re.split(\"[+]{1}\", re.search(\"\\d+[+]{1}[-]?\\d+\", string).group())])), string, 1)\n",
    "    return string"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 154,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "'7*0'"
     },
     "metadata": {},
     "execution_count": 154
    }
   ],
   "source": [
    "add(string)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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